enzymes

enzymes — noun

1. substances made by living cells that make particular chemical changes happen fas

1.名詞B2
釋義

substances made by living cells that make particular chemical changes happen faster without being used up themselves.

例句

Digestive enzymes in your stomach help break lunch into smaller parts.

enzymes help break down food

The doctor said Jude lacks the enzymes needed to digest milk sugar.

lack the enzymes needed to + verb

同義詞
  • catalysts

    broader scientific term that can also describe non-living substances

  • digestive agents

    explanatory phrase rather than the usual technical term

文法句型

enzymes + break down + food/stains

enzymes in + stomach/cells

lack + the enzymes needed to + verb

用法筆記

Common in science, health, and food contexts, often with verbs such as break down, digest, and produce. Writers usually mention what the enzymes act on, such as food, stains, or cells.

常見錯誤

❌This enzymes helps digestion.
✅These enzymes help digestion.
💡'enzymes' is plural, so it takes a plural determiner and verb.
❌Enzymes destroy food in your stomach.
✅Enzymes break down food in your stomach.
💡they cause chemical change, not simple destruction.